Read Sony TC-KE240 / TC-RE340 Service Manual online
14
Record Level Adjustment
Setting:
[REC LEVEL]
volume: standard record position (See page 12)
Procedure:
Mode: record and playback
Mode: record and playback
1. Set to the test mode (See page 12).
2. Press the
2. Press the
[REC ]
button then the
H
button to start record-
ing.
3. Press the
x
button to stop recording and press the
H
button
to playback.
4. Adjust RV101 (L-CH) and RV201 (R-CH) so that the reading
on level meter meets the adjustment limits below.
Adjustment Limits: –23.8±0.5 dB (47.2 to 53 mV)
Adjustment Location:
set
47 k
Ω
AF OSC
Attenuator
600
Ω
10 k
Ω
CS-123
blank tape
blank tape
LINE OUT jack (J301)
level meter
LINE IN jack (J301)
315 Hz, 50 mV (–23.8 dB)
315 Hz, 50 mV (–23.8 dB)
+
–
–
z
Record Bias
Adjustment
RV242 (R-CH)
RV142 (L-CH)
RV142 (L-CH)
(TC-KE240)
– MAIN BOARD (Component Side) –
RV301
Tape Speed Adjustment
T101
L-CH
L-CH
T201
R-CH
Bias Consumption
Current Adjustment
Current Adjustment
LINE
OUT
LINE
IN
J301
Record Level
Adjustment
RV201 (R-CH)
RV101 (L-CH)
RV101 (L-CH)
Playback Level
Adjustment
RV221 (R-CH)
RV121 (L-CH)
RV121 (L-CH)
Record Bias
Adjustment
RV141 (L-CH)
RV241 (R-CH)
RV241 (R-CH)
TP301
3
1
1
(TC-RE340)
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